Triple
T7744815
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North Anna Nuclear Generating Station |
E175600
|
entity |
| Predicate | hasUnit |
P35
|
FINISHED |
| Object |
North Anna Unit 2
North Anna Unit 2 is a commercial nuclear power reactor unit that forms part of the North Anna Nuclear Generating Station in Virginia, contributing to the region’s electricity supply.
|
E175600
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: North Anna Unit 2 | Statement: [North Anna Nuclear Generating Station, hasUnit, North Anna Unit 2]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North Anna Unit 2 Context triple: [North Anna Nuclear Generating Station, hasUnit, North Anna Unit 2]
-
A.
North Anna Nuclear Generating Station facilities
North Anna Nuclear Generating Station facilities comprise a nuclear power plant complex in Virginia that experienced notable structural and operational impacts from the 2011 Virginia earthquake.
-
B.
Dry Fork, Virginia
Dry Fork, Virginia is an unincorporated rural community located in Pittsylvania County in the south-central region of the state.
-
C.
Arno, Virginia
Arno, Virginia is a small unincorporated community in Wise County, known primarily as the birthplace of former Major League Baseball player Willie Horton.
-
D.
Fork Union, Virginia
Fork Union, Virginia is a small unincorporated community in Fluvanna County known primarily for its historic military boarding school and rural setting.
-
E.
Lake Anna
Lake Anna is a large man-made reservoir in central Virginia known for recreation, waterfront communities, and serving as a cooling source for the North Anna Nuclear Generating Station.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: North Anna Unit 2 Triple: [North Anna Nuclear Generating Station, hasUnit, North Anna Unit 2]
Generated description
North Anna Unit 2 is a commercial nuclear power reactor unit that forms part of the North Anna Nuclear Generating Station in Virginia, contributing to the region’s electricity supply.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: North Anna Unit 2 Target entity description: North Anna Unit 2 is a commercial nuclear power reactor unit that forms part of the North Anna Nuclear Generating Station in Virginia, contributing to the region’s electricity supply.
-
A.
North Anna Nuclear Generating Station facilities
chosen
North Anna Nuclear Generating Station facilities comprise a nuclear power plant complex in Virginia that experienced notable structural and operational impacts from the 2011 Virginia earthquake.
-
B.
Dry Fork, Virginia
Dry Fork, Virginia is an unincorporated rural community located in Pittsylvania County in the south-central region of the state.
-
C.
Arno, Virginia
Arno, Virginia is a small unincorporated community in Wise County, known primarily as the birthplace of former Major League Baseball player Willie Horton.
-
D.
Fork Union, Virginia
Fork Union, Virginia is a small unincorporated community in Fluvanna County known primarily for its historic military boarding school and rural setting.
-
E.
Lake Anna
Lake Anna is a large man-made reservoir in central Virginia known for recreation, waterfront communities, and serving as a cooling source for the North Anna Nuclear Generating Station.
- F. None of above.
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69c69960b3588190a53aa590d31d9544 |
completed | March 27, 2026, 2:51 p.m. |
| NER | Named-entity recognition | batch_69c70389e9548190a57b5370f4b9fee9 |
completed | March 27, 2026, 10:24 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8c7c63c688190ac257a738759d59f |
completed | March 29, 2026, 6:33 a.m. |
| NEDg | Description generation | batch_69c8c82f8f248190b0fc882b6c4c0554 |
completed | March 29, 2026, 6:35 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c8c8c516048190957d937f2f2273ad |
completed | March 29, 2026, 6:37 a.m. |
Created at: March 27, 2026, 4:07 p.m.